And it will be nasty.” “And rain on top of that,” says Dunn. “It’s not going to be a fun day to be outside.” But a good day for Record Store Day. This will be round after round after round, waves of wet that’ll dry up at some point Sunday, by which point Dallas could collect anywhere between three to six inches — if not more in some spots. “This is spread out over several days, so there will be periods of moderate rainfall over time,” says Dunn. “Even though there’a a flash flood watch, it’s because the ground’s wet, and we put on that much rain we’ll see some flooding in the typical areas.”